000 WTNT80 EGRR 230600 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 23.09.2014 TROPICAL STORM DEVELOPED IN THE MODEL ANALYSIS AT POSITION : 21.9N 115.3W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 23.09.2014 21.9N 115.3W WEAK 12UTC 23.09.2014 21.3N 115.8W WEAK LITTLE CHANGE 00UTC 24.09.2014 20.7N 116.2W WEAK LITTLE CHANGE 12UTC 24.09.2014 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 30 HOURS FORECAST POSITION AT T+ 30 : 13.7N 104.3W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 24.09.2014 13.3N 105.4W WEAK WEAKENING SLIGHTLY 00UTC 25.09.2014 14.2N 107.6W WEAK LITTLE CHANGE 12UTC 25.09.2014 14.7N 109.7W WEAK LITTLE CHANGE 00UTC 26.09.2014 15.2N 111.8W MODERATE LITTLE CHANGE 12UTC 26.09.2014 15.8N 113.6W MODERATE LITTLE CHANGE 00UTC 27.09.2014 16.8N 115.1W MODERATE LITTLE CHANGE 12UTC 27.09.2014 17.6N 116.6W MODERATE INTENSIFYING SLIGHTLY 00UTC 28.09.2014 18.5N 117.4W MODERATE LITTLE CHANGE 12UTC 28.09.2014 19.4N 118.1W MODERATE LITTLE CHANGE 00UTC 29.09.2014 20.0N 118.4W MODERATE WEAKENING SLIGHTLY NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 114 HOURS FORECAST POSITION AT T+114 : 33.6N 74.6W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 28.09.2014 33.8N 75.6W WEAK WEAKENING RAPIDLY 12UTC 28.09.2014 33.4N 76.9W WEAK LITTLE CHANGE 00UTC 29.09.2014 33.7N 78.1W WEAK LITTLE CHANGE THIS INFORMATION IS PROVIDED AS GUIDANCE FOR TROPICAL CYCLONE RSMCS. IT REQUIRES INTERPRETATION BY TROPICAL CYCLONE SPECIALISTS AND SHOULD NOT BE CONSIDERED AS A FINAL PRODUCT BULLETINS ARE NOW AVAILABLE WHICH PROVIDE EXPLICIT GUIDANCE ON CENTRAL PRESSURE AND MAXIMUM WIND SPEED. FOR FURTHER INFORMATION CONTACT TROPICAL_CYCLONES@METOFFICE.GOV.UK MET OFFICE, EXETER, UK TOO 230434